<script setup>
import {reactive,ref,computed} from "vue";
import {EditPen, Lock, Message, User,} from "@element-plus/icons-vue";
import router from "@/router/index.js";
import {ElMessage} from "element-plus";
import {get,post} from "@/net/index.js";


const form=reactive({
  username:'',
  password:'',
  password_repeat:'',
  email:'',
  code:'',
})
const coldTime=ref(0)
const formRef=ref()
const validateUsername=(rule,value,callback)=>{
  if(value===''){
    callback(new Error("请输入用户名"))
  }else if (!/^[a-zA-Z0-9\u4e00-\u9fa5]+$/.test(value)){
    callback(new Error('用户名不能包含特殊字符，只能是中/英文'))
  }else{
    callback()
  }
}
const validatePassword=(rule,value,callback)=>{
  if(value===""){
    callback(new Error("请再次输入密码"))
  }else if(value !==form.password){
    callback(new Error('两次输入的密码不一致,请重新输入'))
  }else{
    callback()
  }
}
const rule={
username:[
  {validator:validateUsername,
  trigger:['blur','chang']},
],
  password:[
    {required:true,message:"请输入密码",trigger:'blur'},
    {min:6,max:20,message:'密码的长度必须在6-20个字符之间',trigger:['blur','chang']},
  ],
  password_repeat:[
    {validator:validatePassword,
      trigger:['blur','chang']},
  ],
  email:[
    {required:true,message:"请输入邮箱地址",trigger:'blur'},
    {type:'email',message:'请输入合法的邮箱地址',trigger:['blur','chang']},
  ],
  code:[
    {required:true,message:'请输入获取的验证码',trigger:"blur"}
  ]
}
const isEmailValid=computed(()=> /^[\w.-]+@[\w.-]+\.\w+$/.test(form.email))
function askCode(){
  if(isEmailValid){
    coldTime.value=60
    get(`/api/auth/ask-code?email=${form.email}&type=register`,()=>{
      ElMessage.success(`验证码已发送到邮箱:${form.email},请注意查收`)
      const timer = setInterval(() => {
        if (coldTime.value > 0) {
          coldTime.value--;
        } else {
          clearInterval(timer); // 当冷却时间结束，清除定时器
        }
      }, 1000);

    },message => {
      ElMessage.warning(message)
      coldTime.value=0
    })
  }else{
    ElMessage.warning("请输入正确的电子邮件!")
  }
}
function register(){
formRef.value.validate((valid)=>{
  if(valid){
    post('/api/auth/register',{...form},()=>{
      ElMessage.success("注册成功,欢迎加入我们")
      router.push('/')
    })
  }else{
    ElMessage.warning("请完整填写表单内容")
  }
})
}

</script>

<template>
  <div style="text-align: center;margin:0 20px">
    <div style="margin-top:100px">
      <div style="margin-size:25px;font-weight:bold">注册新用户</div>
      <div style="font-size:14px;color:grey">欢迎来到我们的MC论坛,请在下方填写您的相关信息</div>
    </div>
    <div style="margin-top: 50px">
    <el-form :model="form" :rules="rule" ref="formRef">
      <el-form-item prop="username">
        <el-input v-model="form.username" maxlength="10" type="text" placeholder="用户名">
          <template #prefix>
            <el-icon><User/></el-icon>
          </template>
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input v-model="form.password" maxlength="20" type="password" placeholder="密码">
          <template #prefix>
            <el-icon><Lock/></el-icon>
          </template>
        </el-input>
      </el-form-item>
      <el-form-item prop="password_repeat">
        <el-input v-model="form.password_repeat" maxlength="20" type="password" placeholder="重复密码">
          <template #prefix>
            <el-icon><Lock/></el-icon>
          </template>
        </el-input>
      </el-form-item>
      <el-form-item prop="email">
        <el-input v-model="form.email"  type="email" placeholder="电子邮箱地址">
          <template #prefix>
            <el-icon><Message/></el-icon>
          </template>
        </el-input>
      </el-form-item>

        <el-form-item prop="code">
          <el-row>
            <el-col :span="10">
              <el-input v-model="form.code" maxlength="6" type="text" placeholder="请输入验证码">
                <template #prefix>
                  <el-icon><EditPen/></el-icon>
                </template>
              </el-input>
            </el-col>
            <el-col  :span="5">
              <el-button @click="askCode" type="success" :disabled="!isEmailValid||coldTime.value>0">
                {{ coldTime > 0 ? `请稍后${coldTime}秒`:"获取验证码"}}
              </el-button>
            </el-col>
          </el-row>
        </el-form-item>
    </el-form>
    </div>
    <div style="margin-top:80px">
    <el-button style="width:270px" @click="register" type="warning">立即注册</el-button>
    </div>
    <div style="margin-top:20px">
      <span type="warning" style="font-size:14px;line-height:15px;color:grey">已有账号?</span>
      <el-link style="translate:0 -1px" @click="router.push('/')">立即登录</el-link>
    </div>
  </div>

</template>

<style scoped>

</style>